selftests: forwarding: lib: Add sysctl_set(), sysctl_restore()

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Add two helper functions: sysctl_set() to change the value of a given
sysctl setting, and sysctl_restore() to change it back to what it was.

Signed-off-by: Petr Machata <petrm@mellanox.com>
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Petr Machata 2018-05-03 12:36:59 +02:00 • committed by David S. Miller

parent 41f405460a

commit f5ae57784b

1 changed files with 17 additions and 0 deletions

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tools/testing/selftests/net/forwarding/lib.sh

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